68627500

素因数分解:

$2^2\times 5^4\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:404

約数の個数: 60

約数和(自身を含む): 152157544

約数和(自身を除く): 83530044

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 283, 388, 485, 500, 566, 625, 970, 1132, 1250, 1415, 1940, 2425, 2500, 2830, 4850, 5660, 7075, 9700, 12125, 14150, 24250, 27451, 28300, 35375, 48500, 54902, 60625, 70750, 109804, 121250, 137255, 141500, 176875, 242500, 274510, 353750, 549020, 686275, 707500, 1372550, 2745100, 3431375, 6862750, 13725500, 17156875, 34313750, 68627500]

約数ペア:

[(1, 68627500), (2, 34313750), (4, 17156875), (5, 13725500), (10, 6862750), (20, 3431375), (25, 2745100), (50, 1372550), (97, 707500), (100, 686275), (125, 549020), (194, 353750), (250, 274510), (283, 242500), (388, 176875), (485, 141500), (500, 137255), (566, 121250), (625, 109804), (970, 70750), (1132, 60625), (1250, 54902), (1415, 48500), (1940, 35375), (2425, 28300), (2500, 27451), (2830, 24250), (4850, 14150), (5660, 12125), (7075, 9700)]